(19)

(11)

EP 4 301 282 A1

(12)

(43) Date of publication: 10.01.2024 Bulletin 2024/02 (21) Application number: 22711006.1 (22) Date of filing: 04.03.2022

(51) International Patent Classification (IPC):  A61F 2/28(2006.01) A61N 1/36(2006.01) A61N 1/05(2006.01) (52) Cooperative Patent Classification (CPC): A61F 2/2875; A61N 1/0534; A61N 1/3605; A61F 2002/30578 (86) International application number: PCT/EP2022/055549 (87) International publication number: WO 2022/184893 (09.09.2022 Gazette 2022/36)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 05.03.2021 GB 202103110 (71) Applicant: QV BIOELECTRONICS LTD. Nether Alderley, Cheshire SK10 4TG (GB)	(72) Inventors: BULLOCK, Christopher John Alderley Cheshire SK10 4TG (GB) FU, Richard Zhiming Alderley Cheshire SK10 4TG (GB) MARCUS, Hani Joseph London SE3 0HA (GB) STONE, Carl Albert Manchester M15 6JJ (GB) (74) Representative: Alembia Intellectual Property Limited  Biohub at Alderley Park Alderley Park Macclesfield, Cheshire SK10 4TG Macclesfield, Cheshire SK10 4TG (GB)